查词历史：

crinoid cringing

crinoid
[英] [ˈkrainɔid] [美] [ˈkraɪˌnɔɪd] 生词本

adj.

n.

Noun

1. primitive echinoderms having five or more feathery arms radiating from a central disk

Adjective

1. of or relating to or belonging to the class Crinoidea